PK

Paul W. Knecht

TW The Charles Machine Works: 1 patents #133 of 211Top 65%
📍 Perry, OK: #60 of 85 inventorsTop 75%
🗺 Oklahoma: #6,781 of 12,736 inventorsTop 55%
Overall (All Time): #3,497,191 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6827158 Two-pipe on-grade directional boring tool and method Ted R. Dimitroff 2004-12-07